baber/WOPTO huggingface dataset:
Patent DE-19804992-C1 (DE)
Title: Loudspeaker drive circuit
IPC: H04R3/00
Filed: 1998-02-07
Granted: 1999-08-19
Abstract: The drive circuit detects the coil deflection by integrating the electrodynamic voltage values and influences the drive signal (AS) depending on the deflection signal.  The deflection signal (A) is compared with a predefined limit value (GW) and a feedback parameter (RG) formed, involving extending an event whereby the limit is exceeded, so as to reduce the drive signal to achieve overload and distortion protection.
Patent DE-19819452-C1 (DE)
Title: Verfahren und Vorrichtung zur elektroakustischen Übertragung von Schallenergie
Inventor: KAETEL KLAUS
IPC: G11C27/02
Filed: 1998-04-30
Granted: 2000-01-20
Abstract: Ein Schallwandler, der sowohl als Mikrofon als auch als Lautsprecher verwendet werden kann, umfaßt für räumliche Aufnahme und Abgabe von Schallenergie mehrere freischwingende Membranen (1), die jeweils vor trichterförmig ausgebildeten Trennwänden (4) aufgehängt sind.
Patent DE-19820628-C1 (DE)
Title: Roller mounting or carpet sweeper
Inventor: WALZ JUERGEN
IPC: E01H1/05
Filed: 1998-05-08
Granted: 1999-09-23
Abstract: The rotary machine has brush rollers (2) slidable axially against a spring (11) into contact with a toothed gear (5). The mounting disc (13) for the opposite end of the roller has a shaft (14) which engages a bearing (15) in the end of the roller, leaving enough play that the roller can be retracted from the housing by pivoting outwardly.
Patent DE-19916529-C1 (DE)
Title: Measured value source for automobile onboard navigation system has component attached to vehicle wheel via screw thread screwed into threaded filling valve of wheel pneumatic tyre
Inventor: RITTNER ULRICH
IPC: G01C21/26
Filed: 1999-04-13
Granted: 2001-01-11
Abstract: The measured value source (3,4) has a stationary signal source (4) and a cooperating component (3) which is attached to an automobile wheel by screwing it into the screw thread of the filling valve (6) for the pneumatic tyre (7) fitted to the wheel, via a corresponding screw thread of the component.  An Independent claim for an automobile onboard navigation device is also included.
Patent DE-19923801-C1 (DE)
Title: New 1,3-bis-(phenyl or benzyl)-1,3-bis-(substituted alkyl)-disiloxane derivatives, useful as cytostatic agents and for reversing multidrug resistance in malignant tumor cells
Inventor: VARGA ANDRAS
IPC: C07F7/08
Filed: 1999-05-19
Granted: 2001-07-05
Abstract: 1,3-bis-(Phenyl or benzyl)-1,3-bis-(substituted alkyl)-disiloxane derivatives (I) are new.  1,3-bis-(Phenyl or benzyl)-1,3-bis-(substituted alkyl)-disiloxane derivatives of formula (I) are new. R1  = methyl, ethyl, phenyl or tert-butyl;  R2  = H, X, alkyl or CX3;  X  = F, Cl or Br;  n  = 0 or 1;  m  = 1-3; and Q  = alkyl, cycloalkyl, secondary amino, morpholino or substituted piperazino. An Independent claim is included for the preparation of (I) comprising: (1) reacting a substituted alkyl-dichlorosilane with an aryl Grignard compound, forming a disiloxane from the product by acid hydrolysis and in the case of halo-alkylene compounds reacting with an amine; or  (2) reacting magnesium with 4-fluorobromobenzene, reacting the product with 3-chloropropyl-methyl-disiloxane and reacting the obtained 1,3-dimethyl-1,3-bis-(4-fluorophenyl)-1,3-bis-(3-chloro-propyl)-disilo xane with morpholine or N-butyl-piperazine.
Patent MD-4178-C1 (MD)
Title: Process for producing 2-nitro-4,5-diphenylimidazole
Inventor: INDRICEAN CONSTANTIN
IPC: C07B61/00
Filed: 2012-02-27
Abstract: The invention relates to the field of chemistry, in particular to derivatives of 2-nitro-4,5-diarylimidazole that can be used as biologically active compounds, catalysts, etc.Summary of the invention consists in that it is proposed a process for producing 2-nitro-4,5-diphenylimidazole by the reaction of demetalation with a mineral acid at pH≤ 2 in aqueous medium of coordinative compounds of Co(II), Ni(II) and Zn(II) with 2-nitro-4,5-diphenylimidazole. After neutralization of the resulting mixture the target compound is extracted with a water-immiscible solvent and is isolated from the extract.The initial coordinative compounds can be obtained at the interaction of 4,5-diphenylimidazole with the nitrate of the corresponding metal in solvothermal conditions with in situnitration of heterocycle.
Patent MD-4334-C1 (MD)
Title: Strain of blue-green microalga Cylindrospermum licheniforme (Bory) Kütz - source of glucides
Inventor: TROFIM ALINA
IPC: C12N1/12
Filed: 2014-02-03
Abstract: The invention relates to biotechnology and can be used in the microbiological industry for the production of glucides that can be used as a nutrient source, in cosmetology and in the pharmaceutical industry for the production of drugs, in the livestock farming and plant growing as biological stimulants for animals and plants.The strain of blue-green microalga Cylindrospermum licheniforme (Bory) Kütz. is deposited in the National Collection of Nonpathogenic Microorganisms under the number CNMN-CB-15 and can be used as a source of glucides.
Patent RU-2080404-C1 (RU)
Title: Method for processing silicate molybdenum-containing ores
Inventor: SPIRIN EDUARD K
IPC: C22B34/34
Filed: 1992-10-27
Granted: 1997-05-27
Abstract: FIELD: non-ferrous metallurgy, hydrometallurgical processing of molybdenum-containing ores. SUBSTANCE: ore is subjected to wet grinding to produce slurry that is directed for acid treatment in-series connected stirrers. Next slurry is subjected to leaching in presence of manganese compounds to divide bulk of slurry into individual process flows. Sulfuric acid is added to primary process flow, followed by combining individual slurry flows into single combined one having Sulfuric acid content of 5-15 g/cu.dm. Oxygen-containing nitrogen compounds in oxidized form are fed in metered manner into primary process flow so as to maintain its redox potential within range 0.63-0.73 V, thereby ensuring minimum residual molybdenum content in solid phase of leached-out slurry. EFFECT: higher molybdenum recovery. 1 tbl
Patent RU-2040833-C1 (RU)
Title: Cylindrical chemical source of electric energy of air-and-zinc
Inventor: BYCHKOVSKIJ SERGEJ K
IPC: H01M12/02
Filed: 1992-12-30
Granted: 1995-07-25
Abstract: FIELD: electrical engineering. SUBSTANCE: chemical source of electric energy has cylindrical case-negative electrode, electrolyte, separator, cathode with current lead-out and gas chamber in the form of ducts uniformly located over circumference in thickness of cathode with relation of their diameters to height equal to 0.08-0.11 and total volume of ducts to cathode volume equal to 6-18% EFFECT: facilitated manufacture, enhanced reliability of source. 2 dwg
Patent RU-2040540-C1 (RU)
Inventor: REPIN VLADIMIR E
IPC: C12N9/14
Filed: 1993-01-22
Granted: 1995-07-25
Abstract: FIELD: microbiology, biotechnology. SUBSTANCE: proposed strain is isolated of thermal sources. Yield of ferment is 1000 units per 1 g of raw biomass, specific activity of desired ferment is 3000 units per 1 ml. EFFECT: recognizes strain producer.
Patent RU-2124052-C1 (RU)
Title: Crystal of protein cross-linked with multifunctional cross-linking age (versions), device containing this crystal, and method for preparing aspartame
Inventor: MANUEHL A NEHVIA
IPC: C12N11/00
Filed: 1991-07-30
Granted: 1998-12-27
Abstract: FIELD: biotechnology. SUBSTANCE: protein (usually enzyme, preferably hydrolase) in soluble form is converted into form of cross-linked crystal by action with multifunctional cross-linking agent. Cross-linked crystal can be used as base for devices predominantly designed to be applied as biosensors. Cross- linked crystals can also be used in biotechnological synthesis to immobilize enzyme needed for a reaction. EFFECT: prolonged life time of proteins. 40 cl, 12 dwg, 19 tbl, 7 ex
Patent RU-2107756-C1 (RU)
Title: Fillet of textile carding equipment of card type and top comb of textile carding machines with this fillet
Inventor: JOZEF EGERER
IPC: D01G19/10
Filed: 1993-02-18
Granted: 1998-03-27
Abstract: FIELD: fillets for textile carding equipment. SUBSTANCE: the offered fillet has saw-toothed stampings whose teeth, in direction square to direction of carding, form, at least, two rows. Teeth of each saw-toothed stamping are displaced one relative to another in direction transverse to direction of carding. Top comb of textile carding machine has working fillet which is made in form of saw- toothed stampings. Saw-toothed stampings are installed to form rows and stamping teeth are bent to obtain C shape. EFFECT: higher efficiency. 12 cl, 12 dwg
Patent RU-2060115-C1 (RU)
Title: Membrane chuck
Inventor: NIKOLAEV ANATOLIJ I
IPC: B23B31/32
Filed: 1993-02-16
Granted: 1996-05-20
Abstract: FIELD: mechanical engineering. SUBSTANCE: chuck has centering mechanism made as horn-type membrane 2 with adjusting members 5, clamping mechanism made in the form of face catchings 15 hinged with rocker 20 which in its turn is linked with power cylinder by traction 21. Rocker 20 is mounted relative to traction 21 for rotating and is made in the form of rotating girdle of bearing B interlinked through balls 22 with girdle 23 fixed through bushing 24 on traction 21. The chuck is used in fixtures for blank fastening in lathes or in grinders. EFFECT: simpler design. 2 dwg
Patent RU-2089661-C1 (RU)
Title: Cathode unit
Inventor: IVASHOV EVGENIJ N
IPC: H01J17/02
Filed: 1993-04-05
Granted: 1997-09-10
Abstract: FIELD: cathode units. SUBSTANCE: the offered cathode unit has members of gas supply in form of two blocks located over periphery of electrode target combined with substrate. Blocks are made to pass successively through them of inert and active gases by means of control valve system. Magnetic system regulates induction of magnetic field from zero to maximum working value. Substrate has mask installed for motion relative to substrate. EFFECT: higher efficiency. 2 cl, 4 dwg
Patent RU-2098365-C1 (RU)
Title: Thermosensitive glass
Inventor: VARSHAL BORIS G
IPC: C03C3/089
Filed: 1993-05-18
Granted: 1997-12-10
Abstract: FIELD: production of dishes, decorative and artistic articles. SUBSTANCE: thermosensitive glass comprises, mas.%: silicium oxide having essential formula SiO 2 , 45-75.4; boron oxide having essential formula B 2 O 3 ,, 1-5; zinc oxide having essential formula ZnO, 7-10; calcium oxide having essential formula CaO, 0.9-5; sodium oxide having essential formula NaO, 13.8-18; one or more oxides of group RO (strontium oxide, magnesium oxide, barium oxide having essential formula SrO, MgO, BaO respectively), 1.8-14; zinc sulfide having essential formula ZnS, 0.1-3. Boiling point of glass is 1420-1440 C. EFFECT: improved quality. 2 tbl
Patent RU-2055500-C1 (RU)
Inventor: MEDVEDEV DMITRIJ A
IPC: A46B7/08
Filed: 1993-06-30
Granted: 1996-03-10
Abstract: FIELD: cleaning equipment. SUBSTANCE: wire bunches are made more stable by using unworn side surfaces of cutting members in the course of treatment because said wire bunches with extensions in cassette can turn around their axes through an angle of k x 360/n. EFFECT: improved design. 2 cl, 4 dwg
Patent RU-2093164-C1 (RU)
Title: Method of treatment of syringomyelia
Inventor: BORISOVA NINEL A
IPC: A61K35/16
Filed: 1993-07-01
Granted: 1997-10-20
Abstract: FIELD: medicine; neurology. SUBSTANCE: gauze turundas impregnated with 2-per cent solution of ceruloplasmin are inserted in both nostrils of patient. Current-carrying plate connected to terminal of POTOK-1 galvanizing apparatus is placed on turundas. Endonasal electrophoresis with 2-per cent solution of ceruloplasmin is passed from both poles alternately in compliance with the following scheme: strength of current is increased from 0.5 mA during the first procedure to 2.0 mA during the sixth procedure and further at the same strength of current. Duration of procedure is increased from 10 min during the first procedure to 30 min during the last one. Electrophoresis procedure is performed daily. Course of treatment amounts to 10-18 procedures. EFFECT: higher efficiency of treatment. 1 tbl
Patent RU-2041478-C1 (RU)
Title: Method of and device for determining distance to bottom
Inventor: PAVLIKOV SERGEJ N
IPC: G01S15/00
Filed: 1993-08-13
Granted: 1995-08-09
Abstract: FIELD: navigation sonar. SUBSTANCE: correlation method is used to find adjustable delay of radiated signal by minimum of ratio of result of product of mutual-correlation function and its Hilbert transform coefficients to result of square difference of these coefficients. EFFECT: facilitated procedure. 2 cl, 1 dwg
Patent RU-2070519-C1 (RU)
Title: Vertical displacement mechanism
Inventor: SKVIRCHAK AZARIJ L
IPC: B43L1/00
Filed: 1993-12-20
Granted: 1996-12-20
Abstract: FIELD: mechanical engineering; materials handling; manufacture of lifting mechanisms designed for movement of blackboards, shields, placards. SUBSTANCE: object vertical displacement mechanism has guides 2 and cable-and-sheave system with handwheel 3 which has two concentric rims, large diameter rim 4 and small diameter rim 5, curvilinear cable guide 6 smoothly blending from large diameter rim onto small diameter rim, spring 8 and three cables 9, 10, 11. Cable 9 is connected with spring 8. Cables 10 and 11 are connected with guides 2 and other ends of all cables are connected with large diameter rim to create one-direction moment by first cable 9 and other direction moment by two other cables 10, 11 to balance the first moment. Design peculiarity of mechanism is that in any position of object in height, irrespective of change in tension of spring 8, moment built by spring remains unchanged. This is provided by shape of curvilinear guide 6 of cable. EFFECT: enhanced convenience in servicing and improved safety. 1 dwg
Patent RU-2056831-C1 (RU)
Title: Tone lacquer for hair
Inventor: ROSLYAKOVA TAMARA K
IPC: A61Q5/06
Filed: 1994-02-10
Granted: 1996-03-27
Abstract: FIELD: cosmetics. SUBSTANCE: proposed tonic lacquer for hair containing film-forming substances, light-reflecting additive, perfume, propellent and ethanol has additionally CO 2 -extract of pine or CO 2 -extract of coriander, wax-containing substances, complex CO 2 -extract from carrot seeds and rice waste mixture or an aqueous-spirituous-glycerol extracts of medicinal plants (matricary, sweet flag, nettle, etc.). Combination of vegetable bioactive substances with other formula components provides effect of hair vitaminization, "cold" decorative silver tone and high fixation. EFFECT: enhanced quality of tone lacquer. 4 tbl
Patent RU-2056964-C1 (RU)
Title: Method of forming flat bottom at rolling out tubular blank
Inventor: KHOVANOV NIKOLAJ N
IPC: B21D22/14
Filed: 1994-03-03
Granted: 1996-03-27
Abstract: FIELD: metal working. SUBSTANCE: method of forming a flat bottom at rolling out a tubular blank with a right-angle bending of generatrices by a friction tool, having linear surface, comprises steps of applying energy for metal deforming to the rotary blank and to the deforming tool, being rotated along a rounding arc; successive stages of forming the bottom imparting to the tubular blank mutually opposite motions along its axis in such a way, that at first stage of forming the blank is being moved towards the tool and upon a second stage of forming - to opposite side; matching a change of direction of motion speed vector with motions of a center of applying of a deformation effort to the tool along an arc of a circle, spaced by a distance, defined by technological parameters of the deformation process, equidistantly relative to the rounding arc of the deforming tool. EFFECT: enlarged manufacturing possibilities, enhanced efficiency of the process of forming the flat bottom of the tubular blank. 1 cl, 5 dwg
Patent RU-2059813-C1 (RU)
Title: Method for mining steeply dipping ore bodies
Inventor: KHANS KHOFER
IPC: E21C41/00
Filed: 1994-08-01
Granted: 1996-05-10
Abstract: FIELD: geology and mining; applicable in mining of deposits of minerals with complicated structure and occurring under complicated mining and geological conditions. SUBSTANCE: method for mining steeply dipping ore bodies includes opening of ore body by a system of underground mine workings and holes drilled from the surface; disintegration of ore through holes and hoisting of disintegrated ore through holes and underground mine workings to the surface. Diamond pipes are mined by extraction blocks with use of pilot-hole and two holes of large diameters in three stages. At the first stage, pilot- hole is drilled from the surface with hole bottom in roof of the underground mine working. Arranged into inner space of pilot-hole within the interval of its length from the lower boundary of water-bearing horizon is rope having rock-cutting members. Lower end of rope is passed through sealing unit installed in lower end part of pilot-hole. Then, pilot-hole is filled with loose material. At the second stage, large-diameter hole of first stage is drilled. Mouth of large-diameter hole is located on the surface, and its hole bottom on the lower boundary of water-bearing horizon. Then, casing is lowered into large-diameter hole whose lower end is aligned with pilot-hole end, with further filling of the space between the large-diameter hole and the external surface of the casing string with self-setting filler. At the third stage, withdrawn from the pilot- hole are sealing unit and rope with concurrent drawing of loose material. Upward large-diameter hole of the second stage is drilled with its hole bottom on the lower boundary of the water-bearing horizon. Then, worked-out space of extraction block is filled with self-setting filler from the surface. EFFECT: higher efficiency. 10 dwg
Patent RU-2072897-C1 (RU)
Title: Catalyst for removing nitrogen oxides from exhaust gases and method of preparation thereof
Inventor: ROMANNIKOV VYACHESLAV N
IPC: B01J29/46
Filed: 1994-07-18
Granted: 1997-02-10
Abstract: FIELD: purification of exhaust gases. SUBSTANCE: invention solves task of developing effective catalyst and method of preparation thereof by way of increasing purification degree of exhaust gases, and that not only for dry and wet gas mixtures but also in presence of sulfur dioxide being admixture in most real gases to be purified and acting as strong catalyst poison. In particular, catalyst based on iron-containing zeolite in decationized form is utilized composed of (in wt %) zeolite with 0.3-1.6 wt % ferric oxide, 75-85; calcium oxide, 0.1-2.6; and silica (binding agent) 17-22. Catalyst preparation involves introducing specified quantity of iron cations before hydrothermal synthesis of zeolite powder and introducing calcium oxide when preparing paste for granulation of catalyst with binding material. EFFECT: increase catalyst efficiency. 3 cl, 2 tbl
Patent RU-2092761-C1 (RU)
Inventor: CHERNYJ ANATOLIJ A
IPC: F27D11/06
Filed: 1994-09-14
Granted: 1997-10-10
Abstract: FIELD: iron-melting furnaces. SUBSTANCE: induction furnace includes inductor and refractory crucible with tap-hole, hearth and wall provided with cavity whose inlet portion is connected with crucible and outlet portion is connected with tap-hole; cavity in wall may be bounded by bent surface; cavity in wall of crucible may be made in form of channels; channels may be made in form of hollow rings interconnected by means of hollow wall. Channels may be also in form of hollow bushes; channels may be made in form of zigzag hollow discharges; channels may be made in form of system of hollow walls and they may be made in form of fire-resistant tubes. EFFECT: enhanced reliability. 8 cl, 10 dwg
Patent RU-2083034-C1 (RU)
Title: Stripless cadmium electrode of sealed storage cell
Inventor: TENKOVTSEV VITALIJ V
IPC: H01M10/34
Filed: 1994-09-26
Granted: 1997-06-27
Abstract: FIELD: sealed storage batteries. SUBSTANCE: electrode has nickel foil base covered with active material. Perimeter is framed with perforated metal band, 0.05-0.30 mm thick open in 5-50% with perforation window area of 0.05-1.0 sq.mm. Burrs face active material. EFFECT: provision for preventing short circuits and improved rate of gas absorption.
Patent RU-2080090-C1 (RU)
Title: Method for detecting painful muscular compact areas in spinal column osteochondrosis
Inventor: SHUMILOV OLEG G
IPC: A61B5/107
Filed: 1994-11-22
Granted: 1997-05-27
Abstract: FIELD: medicine, manual therapy in case of painful muscular compact zones accompanying spinal column osteochondrosis. SUBSTANCE: first therapeutist palpates body areas to which patient makes complaint and finds muscular compact zone (so-called triggering point). Next spiral line is detected on which muscular compact zone is located. Palpation along entire spiral line reveals all remaining muscular compact zones. EFFECT: enhanced reliability and accuracy in diagnosis of painful muscular compact areas.
Patent RU-2086792-C1 (RU)
Title: Gas-turbine engine
Inventor: IVANOV NIKOLAJ A
IPC: F01D11/14
Filed: 1994-11-24
Granted: 1997-08-10
Abstract: FIELD: power engineering industry. SUBSTANCE: control of radial clearances between split ring and knife edges of working blade shrouds is effected by shifting the rotor and stator during operation of engine. Profile of surfaces of split ring segments is varying in height and distance between working blade shroud and thrust bearing (l) ranges from 0.4 to 10 of distance between top of knife edge and axis of engine (r). EFFECT: enhanced efficiency. 3 cl, 3 dwg
Patent RU-2072724-C1 (RU)
Title: Способ контроля люфта в рулевом управлении транспортного средства
IPC: G01M17/06
Filed: 1995-02-08
Granted: 1997-01-27
Abstract: Способ контроля люфта в рулевом управлении транспортного средства, заключающийся в развороте рулевого колеса под воздействием заданного усилия, прилагаемого к ободу рулевого колеса, и в определении люфта по изменению положения жестко соединенного с рулевым колесом подвижного элемента датчика углового положения, соосно установленного с подвижным элементом контрольного диска, в заданный момент времени, отличающийся тем, что удержание контрольного диска датчика углового положения в положении отсчета производят путем приложения к нему силового воздействия в точке, расположенной не выше центра вращения подвижного элемента датчика углового положения.
Patent RU-2107714-C1 (RU)
Inventor: SAFIEVA R Z
IPC: C10L1/222
Filed: 1995-02-02
Granted: 1998-03-27
Abstract: Сущность изобретения: топливная композиция на основе бензиновой фракции содержит 1,10 - 1,10 мас.% диэтаноламиновой соли пропионовой кислоты или продукты взаимодействия диэтаноламина со смесью этилгексанола и оксиэтилированного алкилфенола, или продукта взаимодействия диэтаноламина со смесью фракции жирных спиртов С 7  - С 12  и оксиэтилированного алкилфенола. 3 табл.
Patent RU-2103530-C1 (RU)
Inventor: POPKOV IVAN IVANOVICH
IPC: F01B9/06
Filed: 1995-03-03
Granted: 1998-01-27
Abstract: FIELD: mechanical engineering; internal combustion engines. SUBSTANCE: engine housing is made in form of flat cylindrical split box with piston cylinders installed along two relatively perpendicular axes at two opposite sides of housing. Rods of cylinder pistons are made twin and are connected by cross link which can move in two-step slots on inner end face walls of housing. Axial line of each slot is located on one diametric plane of two opposite cylinders, their rods and links. Roller installed along axial line of cylinders on each link engages with outer path of rotor ring installed stationary on engine shaft. Rotor ring has also inner path along which inner roller moves, this roller being installed on rocker which is extension of one of piston rods and is located also on axial line of cylinders. EFFECT: enlarged operating capabilities. 2 dwg
Patent RU-2113748-C1 (RU)
Title: Grounding electrode
Inventor: SOSNIN A V
IPC: H01R4/66
Filed: 1995-03-09
Granted: 1998-06-20
Abstract: FIELD: electric power supply. SUBSTANCE: electrode is designed as self-complementing antenna which may be M-shaped. Cross section of antenna curtain is wedge- shaped. it operates as dissipating load which generator is lightning- protection equipment in which power is induced by heavy-power electromagnetic pulse. EFFECT: increased frequency range. 3 dwg